diff --git a/_includes/head.html b/_includes/head.html
index 80ba66f..7e7c330 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -83,9 +83,12 @@
 <!-- Atom feed autodiscovery (feed generated by jekyll-feed) -->
 {% feed_meta %}
 
-<!-- Favicon & Apple Touch Icon -->
-<link href="/assets/images/favicon.png" rel="shortcut icon" type="image/x-icon">
-<link href="/assets/images/webclip.jpg" rel="apple-touch-icon">
+<!-- Favicons, Apple touch icon, and web manifest -->
+<link rel="icon" href="/assets/images/favicon.svg" type="image/svg+xml">
+<link rel="icon" href="/assets/images/favicon.png" sizes="32x32" type="image/png">
+<link rel="apple-touch-icon" href="/assets/images/apple-touch-icon.png">
+<link rel="manifest" href="/site.webmanifest">
+<meta name="theme-color" content="#041735">
 
 <!-- CSS -->
 <link href="/assets/css/normalize.css" rel="stylesheet" type="text/css">
diff --git a/assets/images/apple-touch-icon.png b/assets/images/apple-touch-icon.png
new file mode 100644
index 0000000..910e3fd
Binary files /dev/null and b/assets/images/apple-touch-icon.png differ
diff --git a/assets/images/favicon.png b/assets/images/favicon.png
index 2230be1..8962bf1 100755
Binary files a/assets/images/favicon.png and b/assets/images/favicon.png differ
diff --git a/assets/images/favicon.svg b/assets/images/favicon.svg
new file mode 100644
index 0000000..72e0aec
--- /dev/null
+++ b/assets/images/favicon.svg
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- InÖG diamond-grid mark, extracted from the official logo (InÖG_Logo_1.1). -->
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 176.3 177" role="img" aria-label="InÖG">
+  <g fill="#00ffa8">
+    <polygon points="89.6,42.5 96.4,7.5 131.5,0.7 124.7,35.7" />
+    <polygon points="44.8,42.5 50.6,6.4 86.7,0.7 80.9,36.8" />
+    <polygon points="44.8,87.4 53.7,54.4 86.7,45.5 77.8,78.5" />
+    <polygon points="89.6,87.4 99.6,55.4 131.5,45.5 121.6,77.4" />
+    <polygon points="134.5,87.4 145.5,56.5 176.3,45.5 165.3,76.4" />
+    <polygon points="0,87.4 7.8,53.3 41.9,45.5 34,79.5" />
+    <polygon points="0,132.2 11,101.3 41.9,90.3 30.9,121.2" />
+    <polygon points="44.8,132.2 56.9,102.4 86.7,90.3 74.6,120.1" />
+    <polygon points="89.6,132.2 102.7,103.4 131.5,90.3 118.4,119.1" />
+    <polygon points="134.5,132.2 148.6,104.4 176.3,90.3 162.2,118.1" />
+    <polygon points="44.8,177 60,150.3 86.7,135.1 71.5,161.8" />
+    <polygon points="89.6,177 105.9,151.4 131.5,135.1 115.3,160.8" />
+  </g>
+</svg>
diff --git a/assets/images/icon-192.png b/assets/images/icon-192.png
new file mode 100644
index 0000000..c04b717
Binary files /dev/null and b/assets/images/icon-192.png differ
diff --git a/assets/images/icon-512-maskable.png b/assets/images/icon-512-maskable.png
new file mode 100644
index 0000000..1e8578d
Binary files /dev/null and b/assets/images/icon-512-maskable.png differ
diff --git a/assets/images/icon-512.png b/assets/images/icon-512.png
new file mode 100644
index 0000000..9d35039
Binary files /dev/null and b/assets/images/icon-512.png differ
diff --git a/site.webmanifest b/site.webmanifest
new file mode 100644
index 0000000..52bd29d
--- /dev/null
+++ b/site.webmanifest
@@ -0,0 +1,31 @@
+{
+  "name": "Innovationsverbund Öffentliche Gesundheit e.V.",
+  "short_name": "InÖG",
+  "description": "Wir verbinden Innovationen mit dem ÖGD",
+  "lang": "de-DE",
+  "start_url": "/",
+  "scope": "/",
+  "display": "standalone",
+  "background_color": "#041735",
+  "theme_color": "#041735",
+  "icons": [
+    {
+      "src": "/assets/images/icon-192.png",
+      "sizes": "192x192",
+      "type": "image/png",
+      "purpose": "any"
+    },
+    {
+      "src": "/assets/images/icon-512.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "any"
+    },
+    {
+      "src": "/assets/images/icon-512-maskable.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "maskable"
+    }
+  ]
+}